Base | Representation |
---|---|
bin | 111100110100100… |
… | …100100111100111 |
3 | 2122010002102110101 |
4 | 330310210213213 |
5 | 4042211230224 |
6 | 245131004531 |
7 | 34200244132 |
oct | 7464444747 |
9 | 2563072411 |
10 | 1020414439 |
11 | 483aa7520 |
12 | 245899747 |
13 | 133537135 |
14 | 99743219 |
15 | 5e8b5044 |
hex | 3cd249e7 |
1020414439 has 8 divisors (see below), whose sum is σ = 1113448320. Its totient is φ = 927425400.
The previous prime is 1020414427. The next prime is 1020414463. The reversal of 1020414439 is 9344140201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1020414439 - 211 = 1020412391 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1020414839) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51804 + ... + 68734.
It is an arithmetic number, because the mean of its divisors is an integer number (139181040).
Almost surely, 21020414439 is an apocalyptic number.
1020414439 is a deficient number, since it is larger than the sum of its proper divisors (93033881).
1020414439 is a wasteful number, since it uses less digits than its factorization.
1020414439 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22421.
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 1020414439 is about 31943.9264806317. The cubic root of 1020414439 is about 1006.7590256449.
The spelling of 1020414439 in words is "one billion, twenty million, four hundred fourteen thousand, four hundred thirty-nine".
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